Franz Werner
9Patents
6h-index
14Co-inventors
60Inventor score
Filing activity: Dec 29, 1978 → Mar 18, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4235395A | Magnetic tape cassette with pivoting cover | Physics | 32 | Expired |
| US4354654A | Swivel mounting unit | Emerging Cross-Sectional Technologies | 26 | Expired |
| US4234140A | Magnetic tape cassette drive system | Physics | 19 | Expired |
| US4657316A | Viewing screen with a swiveling screen housing | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4390119A | Tape guide system | Physics | 9 | Expired |
| US4348707A | Anti erase interlock for a magnetic tape cassette | Physics | 7 | Expired |
| US4283026A | Magnetic tape cassette | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5118307A | Contact strip | Electricity | 4 | Expired |
| US6058246A | Heater and heating installation | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.